数学题:他们到达A、B两地的中点C地时都会提速20%

  • 时间:2020-04-27 14:43:30
  • 分类:数学世界
  • 阅读:142 次

数学题:甲乙分别从A,B两地同时出发相向而行,他们到达A、B两地的中点C地时都会提速20%。当甲到达B地时,乙过C且距离A地还有660米。问当甲到达C地时,乙距离C地多少米? 求教各位亲!

解答如下:

660÷(1+1+20%)

这个老师的思路,我认为比较好理解:一半的路是原速,一半的路是加速了20%。

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